Home / 40,780,491.48-61,170,902.12-16,519,877.16

Finding the Fourth Proportional to 40,780,491.48, 61,170,902.12 and 16,519,877.16

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Solution

The fourth proportional to 40,780,491.48, 61,170,902.12 and 16,519,877.16 is: 24,779,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,780,491.48 : 61,170,902.12 = 16,519,877.16 : x
  2. Step 2: Convert to fraction form
    40,780,491.48/61,170,902.12 = 16,519,877.16/x
  3. Step 3: Cross multiply
    40,780,491.48x = 61,170,902.12 × 16,519,877.16
  4. Step 4: Simplify right side
    40,780,491.48x = 1,010,535,788,788,783.50
  5. Step 5: Solve for x
    x = 1,010,535,788,788,783.50/40,780,491.48
  6. Step 6: Final answer
    x = 24,779,882.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.